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Gabyngreen
07.07.2019 •
Mathematics
Which of the following are the coordinates of the vertex of y = x2 − 10x + 2?
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Ответ:
y=x^2 - 10x +2
Use the form ax^2 + bx + c to find the values of a, b,and c.
a = 1 ( no number in front of the x^2)
b = 10
c = 2
Vertex form is a(x+d)^2 + e
Solve for d using d= b/2a
d = 10 / 2
d = 5
Find e using e = c - b^2/4a
e = 2 - 10^2/4
e = 2 - 25
e = -23
Vertex = d,e
Vertex = (5, -23)
Ответ:
You may think I'm stupid because of this anwer.
Step-by-step explanation:
It is an algebraic expression!